Home / 37,991.64-52,426.08-20,995.44

Finding the Fourth Proportional to 37,991.64, 52,426.08 and 20,995.44

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Solution

The fourth proportional to 37,991.64, 52,426.08 and 20,995.44 is: 28,972.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,991.64 : 52,426.08 = 20,995.44 : x
  2. Step 2: Convert to fraction form
    37,991.64/52,426.08 = 20,995.44/x
  3. Step 3: Cross multiply
    37,991.64x = 52,426.08 × 20,995.44
  4. Step 4: Simplify right side
    37,991.64x = 1,100,708,617.08
  5. Step 5: Solve for x
    x = 1,100,708,617.08/37,991.64
  6. Step 6: Final answer
    x = 28,972.39

Related Problems

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Half scale
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Double scale
Find fourth proportional to 37,992.64, 52,427.46 and 20,996.44
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.